Lift toilet seat for invalids



FIG. 1 is a front elevational view of a lift toilet seat for invalids showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a top plan view thereof.

The broken line representation of a toilet bowl in FIGS. 1 through 5 is for purposes of illustration only and forms no part of the claimed design. 

The ornamental design for a lift toilet seat for invalids, as shown and described. 